Home / 3,526.05-4,863.92-2,931.46

Finding the Fourth Proportional to 3,526.05, 4,863.92 and 2,931.46

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Solution

The fourth proportional to 3,526.05, 4,863.92 and 2,931.46 is: 4,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.05 : 4,863.92 = 2,931.46 : x
  2. Step 2: Convert to fraction form
    3,526.05/4,863.92 = 2,931.46/x
  3. Step 3: Cross multiply
    3,526.05x = 4,863.92 × 2,931.46
  4. Step 4: Simplify right side
    3,526.05x = 14,258,379.59
  5. Step 5: Solve for x
    x = 14,258,379.59/3,526.05
  6. Step 6: Final answer
    x = 4,043.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.